The Zen of Python states: Explicit is better than implicit. But when it comes to variable declarations, implicit is way more common than explicit in Python. Consider, in contrast, this small piece ...

Using a linter or code-checking tool, developers can check the consistency of variables and their ... with languages where type declarations were not optional. But Python’s development team ...

That said, enums tend to be the most familiar and idiomatic way to do this in Python. You cannot match against variable contents through indexing. For instance, case commands[0]: would be rejected ...